attributes.tag: collection_date
attributes.value: 2017-12-26
attributes.tag: depth
attributes.value: 0-20 cm
attributes.tag: elev
attributes.value: 60 m.a.s.l.
attributes.tag: env_broad_scale
attributes.value: Agricultural soil
attributes.tag: env_local_scale
attributes.value: Pig breeding area
attributes.tag: env_medium
attributes.value: Soil
attributes.tag: geo_loc_name
attributes.value: China: Hefei
attributes.tag: lat_lon
attributes.value: 31.75 N 117.17 E
attributes.tag: BioSampleModel
attributes.value: MIMS.me
attributes.tag: BioSampleModel
attributes.value: MIGS/MIMS/MIMARKS.soil